import { z } from "zod";
declare const ReviewersConfigSchema: z.ZodObject<{
    schema_version: z.ZodLiteral<1>;
    roles: z.ZodPipe<z.ZodDefault<z.ZodRecord<z.ZodString, z.ZodArray<z.ZodString>>>, z.ZodTransform<Record<string, string[]>, Record<string, string[]>>>;
}, z.core.$strip>;
export type ReviewersConfig = z.infer<typeof ReviewersConfigSchema>;
declare const EMPTY_DEFAULT: ReviewersConfig;
/**
 * Load `.brewing/reviewers.yaml`. Returns an empty roster
 * (`{ schema_version: 1, roles: {} }`) when the file is absent — a repo
 * with no roster has no configured reviewers, so every role gate is
 * unsatisfiable until one is authored (fail-closed). Throws on parse
 * error / schema violation so a mis-authored roster surfaces loudly
 * rather than silently granting or denying approvals.
 */
export declare function loadReviewers(repoRoot: string): ReviewersConfig;
/**
 * Returns the configured handles for a role (already lowercased), or an
 * empty array when the role is unset. An empty array means the role can
 * never be satisfied — fail-closed by design.
 */
export declare function resolveRole(cfg: ReviewersConfig, role: string): string[];
export { EMPTY_DEFAULT };
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